↑The New York Flora Atlas segregates Isotrema macrophyllum, Isotrema tomentosum, and Endodeca serpentaria from Aristolochia into Isotrema and Endodeca, respectively, while other sources, as of yet, have left them in Aristolochia.

↑ abThe New York Flora Atlas segregates Isotrema macrophyllum, Isotrema tomentosum, and Endodeca serpentaria from Aristolochia into Isotrema and Endodeca, respectively, while other sources, as of yet, have left them in Aristolochia.